| Abbreviation | Definition |
|---|---|
| FES(OC) | Financial Enterprise Solutions (OC) |
| FF | Fogarty Fellow |
| FFD&C | Federal Food, Drug, and Cosmetic Act of 1938 |
| FFDCA | Federal Food, Drug, and Cosmetic Act of 1938 |
| FFLA | Family Friendly Leave Act |
| FFP | Fresh Frozen Plasma |
| FFRDC | Federally Funded Research and Development Center |
| FFRM | Food Facility Registration Module |
| FFRM | Food Facility Registration Module (FURLS) |
| FFS | fee for service |
| FGIS | Comisión Federal para la Protección contra Riesgos Sanitarios (Federal Commission for the Protection Against Sanitary Risks) (Mexico) |
| FHA | Federal Health Architecture |
| FHB | Food and Health Bureau |
| FHSA | Federal Hazardous Substances Act (Consumer Product Safety Commission) |
| FIARS | FDA Import Alert Retrieval System |
| FIC | John E. Fogarty International Center |
| FICEMS | Federal Interagency Committee on Emergency Medical Services |
| FIFR | First-In, First-Reviewed |
| FIFR | first-in-first reviewed |
| FIFRA | Federal Insecticide, Fungicide, and Rodenticide Act |